Download Vivo Y66i Firmware Flash File (Stock ROM) Official

Want to upgrade your smartphone to the latest version of firmware stock ROM? Here, you can get the official latest version of the flash file for your Vivo Y66i.

In many cases, you will find yourself quite needy for the official Stock ROM (flash file). Like, if you are struggling around with your smartphone performance.

Vivo_Y66i flash file download

Or it could be another major issue regarding your smartphone software. You might also have installed the custom ROM and now want the official credibility of your smartphone.

all these cases requires one solution and that is downloading and install the official firmware flash file on your smartphone.

Here, you will find the official latest version Vivo Y66i flash file. Simply, go ahead to the download section of this page below. Download the flash file and follow the detailed provided installation in this post ahead.

Download Vivo Y66i Flash File: Official Latest (Stock ROM)

flash file download
  • File Name: Vivo
  • File Type: Vivo Y66i Firmware Flash File
  • File Size: 1.8 GB

Simple Guide To Install Flash File on Vivo Y66i (Stock ROM)

This guide includes two different methods to install the flash file on Vivo Y66i. So, the choice is your’s which method best suits adopt it and follow it accordingly. before proceeding, you should follow the prerequisites first.


  • Charge your phone to at least 80% or above.
  • Also, don’t forget to make a complete back-up of your data.
  • Moreover, download and install the latest USB drivers for your Vivo Y66i for connectivity purposes. Link
  • You should also download and install ADB & Fastboot setup on your computer. Link

Method 1: How To Install Flash File on Vivo Y66i Using Vivo Y66i Recovery Mode

Step 1: You need to download the flash file for your Vivo Y66i from above.

Step 2: Grab the original cable and connect your smartphone to your computer. Transfer the flash file to the SD card of your phone. Flash file should be placed on SD card on the root directory (outside all the folders).

Step 3: Turn your Vivo Y66i “OFF” and remove the SD card from it.

Step 4: Boot your Vivo Y66i into fastboot mode. To do that, press and hold volume up + power buttons simultaneously until you see the “Fastboot mode” appears, and then release both buttons.

Step 5: While in fastboot mode, select the “recovery mode” option by using the power button.

Step 6: Moreover entering into recovery mode, select both the options “Clear Data” & “Clear All Data” and proceed.

Step 7: Return to the main menu by tapping on the “Return” option. In main menu, tap on “Reboot System now” option and insert the SD card to your phone.

Step 8: After the successful booting, go the “Recovery mode” again and tap on the “Install Updates” option.

Step 9: Browse for the flash file and locate it on your Vivo Y66i. Select the flash file and install it.

Step 10: Sit back and wait for the flashing process to complete.

That’s all, you have successfully installed a flash file on your smartphone. Enjoy the original Stock ROM of your smartphone.

Importance of Installing The Flash File

By flashing the official firmware flash file, you can get the below privileges:

  • You can get all the privileges given to you by the smartphone company at the time of purchasing like claiming a warranty if available.
  • Official Stock ROM boost up the performance.
  • Your phone will be in the original state running on the original Android OS.
  • You can unbrick your bricked phone.
  • Stock ROM unroot your rooted device.
  • By flashing the Stock ROM, you can upgrade or downgrade your Vivo Y66i.

Let us know in the comment section if you are facing any issues related to installing the Vivo Y66i firmware flash file.

Vivo Y66i Specifications

Vivo_Y66i flash file download


Vivo Y66i is equipped with 5.5 inches IPS LCD touchscreen display, providing the resolution of 720 x 1280 pixels

Software Version:

It operates on Android 7.1 (Nougat) along with Funtouch OS 3.2


The internal memory of the phone includes 32 GB with 3 GB RAM and also support micro-SD card


Quad-Core 1.4 GHz Cortex-A53 processor along with Qualcomm Adreno 308 Chipset


The camera features 13MP primary lens with LED flash including other features. In addition, a 5MP secondary lens is available for selfies at front


The sensors includes Accelerometer, Light, Gyro, and Proximity


It is powered by Li-Ion 3000 mAh battery


Rose Gold, and Gold

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